Make the first disk image build with ab.

Makefile

@@ -1,12 +1,7 @@
-all:
-	bazel test -c dbg //...
-	bazel build -c opt //:diskimages
-	for a in $$(dirname bazel-bin/arch/*/diskimage.img bazel-bin/arch/*/*/diskimage.img); do \
-		f=$$(basename $$a); cp $$a/diskimage.img $$f.img; chmod +rw $$f.img; done
+export OBJ = .obj
 
-verbose:
-	bazel test -s -c dbg //...
-	bazel build -s -c opt //:diskimages
+.PHONY: all
+all: +all
 
-clean:
-	bazel clean
+TARGETS = +all
+include build/ab.mk

arch/brother/pn8510/build.py

@@ -0,0 +1,157 @@
+from build.ab import simplerule
+from build.cpm import cpm_addresses, binslice, diskimage
+from third_party.zmac.build import zmac
+from third_party.ld80.build import ld80
+from utils.build import unix2cpm
+
+# Memory layout configuration -----------------------------------------------
+
+# Configure the BIOS size here; this will then emit an addresses.lib file
+# which contains the position of the BDOS and CCP.
+
+top_of_memory = 0x10000
+(cbase, fbase, bbase) = cpm_addresses(
+    name="addresses", top_of_memory=top_of_memory, bios_size=0x0900
+)
+
+# Generated tables ----------------------------------------------------------
+
+simplerule(
+    name="keytab_inc",
+    outs=["=keytab.inc"],
+    deps=["arch/brother/pn8510/utils+mkkeytab"],
+    commands=["{deps[0]} > {outs[0]}"],
+    label="MKKEYTAB",
+)
+
+# Object files --------------------------------------------------------------
+
+for name in [
+    "boot",
+    "floppy",
+    "tty",
+    "keyboard",
+]:
+    zmac(
+        name=name + "_o",
+        z180=True,
+        src=f"./{name}.z80",
+        deps=[
+            "include/cpm.lib",
+            "include/cpmish.lib",
+            "include/z180.lib",
+            ".+keytab_inc",
+            "arch/brother/pn8510/include/pn8510.lib",
+            "arch/common/utils/tty.lib",
+            "arch/common/utils/print.lib",
+            ".+addresses",
+        ],
+    )
+
+# Bootstrapper --------------------------------------------------------------
+
+# This is the .APL file which the Brother OS loads. It's responsible for
+# remapping the memory, doing some device setup, and loading the BIOS into
+# the top of memory.
+
+ld80(
+    name="boot_img",
+    address=0x8000,
+    objs={
+        0: [
+            ".+boot_o",
+        ]
+    },
+)
+
+# BIOS ----------------------------------------------------------------------
+
+# The CP/M BIOS itself.
+
+zmac(
+    name="bios_o",
+    z180=True,
+    src="./bios.z80",
+    deps=[
+        "include/cpm.lib",
+        "include/cpmish.lib",
+        "include/z180.lib",
+        "arch/brother/pn8510/include/pn8510.lib",
+        ".+addresses",
+    ],
+)
+
+# This is a 64kB file containing the entire CP/M memory image.
+
+ld80(
+    name="memory_img",
+    address=0,
+    objs={
+        cbase: ["third_party/zcpr1"],
+        fbase: ["third_party/zsdos"],
+        bbase: [
+            ".+bios_o",
+            ".+tty_o",
+            ".+floppy_o",
+            ".+keyboard_o",
+        ],
+    },
+)
+
+# Currently only used for debugging.
+binslice(
+    name="bios_img", src=".+memory_img", start=bbase, length=0x10000 - bbase
+)
+
+binslice(
+    name="systemtrack_img",
+    src=".+memory_img",
+    start=cbase,
+    length=0x10000 - cbase,
+)
+
+# FAT file system -----------------------------------------------------------
+
+# Produces the FAT bit of the disk image.
+
+zmac(
+    name="bootfile_img",
+    src="./fat.z80",
+    deps=[
+        ".+boot_img",
+        ".+bios_img",
+        ".+systemtrack_img",
+    ],
+    relocatable=False,
+    z180=True,
+)
+
+# Disk image ----------------------------------------------------------------
+
+# Assembles the bootable disk which you can actually run.
+
+unix2cpm(name="readme", src="README.md")
+
+diskimage(
+    name="diskimage",
+    format="brother-powernote",
+    bootfile=".+bootfile_img",
+    map={
+        "-readme.txt": ".+readme",
+        #"dump.com": "cpmtools+dump",
+        #"stat.com": "cpmtools+stat",
+        #"asm.com": "cpmtools+asm",
+        #"copy.com": "cpmtools+copy",
+        #"submit.com": "cpmtools+submit",
+        #"asm80.com": "third_party/dr/asm80",
+        #"camel80.com": "third_party/camelforth",
+        #"bbcbasic.com": "third_party/bbcbasic+bbcbasic_ADM3A",
+        #"mkfs.com": "cpmtools+mkfs",
+        #"rawdisk.com": "cpmtools+rawdisk",
+        #"qe.com": "cpmtools+qe_BROTHER_POWERNOTE",
+        #"z8e.com": "third_party/z8e+z8e_POWERNOTE",
+        #"ted.com": "third_party/ted+ted_POWERNOTE",
+    },
+)
+
+# vim: ts=4 sw=4 et

arch/brother/pn8510/utils/build.py

@@ -0,0 +1,3 @@
+from build.c import cprogram
+
+cprogram(name="mkkeytab", srcs=["./mkkeytab.c"])

build.py

@@ -0,0 +1,7 @@
+from build.ab import export
+
+export(
+    name="all",
+    items={
+        "pn8510.img": "arch/brother/pn8510+diskimage"
+        })

build/_objectify.py

@@ -0,0 +1,19 @@
+import sys
+from functools import partial
+
+if len(sys.argv) != 3:
+    sys.exit("Usage: %s <file> <symbol>" % sys.argv[0])
+filename = sys.argv[1]
+symbol = sys.argv[2]
+
+print("const uint8_t " + symbol + "[] = {")
+n = 0
+with open(filename, "rb") as in_file:
+    for c in iter(partial(in_file.read, 1), b""):
+        print("0x%02X," % ord(c), end="")
+        n += 1
+        if n % 16 == 0:
+            print()
+print("};")
+
+print("const size_t " + symbol + "_len = sizeof(" + symbol + ");")